Run results for: Date.toLocaleDateString

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:89.0) Gecko/20100101 Firefox/89.0

Browser: Firefox 89

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
without toLocaleDateString	3873023.0 Ops/sec
with toLocaleDateString	3331.4 Ops/sec

Script Preparation code:

var x = new Date('5/11/2018');
var y = new Date('5/11/2018');

Tests:

without toLocaleDateString
var z = (x.getFullYear() === y.getFullYear() && x.getMonth() === y.getMonth() && x.getDate() === y.getDate());
with toLocaleDateString
var z = (x.toLocaleDateString('en-US') === y.toLocaleDateString('en-US'));